EP 1628133 A1 20060222 - Concentration monitor of fluid samples containing nitrogen compounds
Title (en)
Concentration monitor of fluid samples containing nitrogen compounds
Title (de)
Konzentrations-Überwachungsvorrichtung für Stickstoffverbindungen enthaltende Flüssigproben
Title (fr)
Dispositif de mesure de la concentration d'échantillons fluides comprenant des composés azotés
Publication
Application
Priority
JP 2004241304 A 20040820
Abstract (en)
There is provided a nitrogen compound analyzer capable of easily and accurately measuring the two components NH3 and NO2 or each nitrog
IPC 8 full level
G01N 33/00 (2006.01); G01N 31/00 (2006.01)
CPC (source: EP US)
G01N 31/005 (2013.01 - EP US); G01N 33/0037 (2013.01 - EP US); Y02A 50/20 (2017.12 - EP US)
Citation (search report)
- [X] JP S5531953 A 19800306 - FUJI ELECTRIC CO LTD
- [YA] US 4432939 A 19840221 - WATANABE ATSUO [JP], et al
- [XY] WO 9957558 A1 19991111 - SEM CORP [US], et al
- [A] EP 1405989 A2 20040407 - HORIBA LTD [JP]
- [A] US 3877875 A 19750415 - JONES ROBERT H, et al
- [XA] US 3977836 A 19760831 - MATSUDA SHIMPEI, et al
- [A] PATENT ABSTRACTS OF JAPAN vol. 004, no. 074 (P - 013) 30 May 1980 (1980-05-30)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 1628133 A1 20060222; EP 1628133 B1 20090304; DE 602005013033 D1 20090416; JP 2006058169 A 20060302; JP 4418721 B2 20100224; US 2006039826 A1 20060223
DOCDB simple family (application)
EP 05018061 A 20050819; DE 602005013033 T 20050819; JP 2004241304 A 20040820; US 20290405 A 20050812